2GIS: Detailed city maps and business directory, with offline use. The National Map Viewer: Official US topographic data: elevation, hydrography, boundaries and imagery.
| 2GIS | The National Map Viewer | |
|---|---|---|
| Category | Map Platforms & National Atlases | Map Platforms & National Atlases |
| Coverage | Russia, Central Asia and other countries | United States |
| Updates | Continuously (community edits) | Periodically |
| Data source | 2GIS | US Geological Survey |
| Made by | 2GIS | US Geological Survey |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Phone app available | Best on a computer |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with 2GIS
- Detailed building-level maps
- Business directory
- Offline maps
- Transit routes
What you can do with The National Map Viewer
- US topographic base layers
- Elevation and hydrography
- Free data downloads
Summary based on public information. Check each map's website for current features and prices.